1123760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1301

約数の個数: 40

約数和(自身を含む): 2852496

約数和(自身を除く): 1728736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1277, 2554, 5108, 6385, 10216, 12770, 14047, 20432, 25540, 28094, 51080, 56188, 70235, 102160, 112376, 140470, 224752, 280940, 561880, 1123760]

約数ペア:

[(1, 1123760), (2, 561880), (4, 280940), (5, 224752), (8, 140470), (10, 112376), (11, 102160), (16, 70235), (20, 56188), (22, 51080), (40, 28094), (44, 25540), (55, 20432), (80, 14047), (88, 12770), (110, 10216), (176, 6385), (220, 5108), (440, 2554), (880, 1277)]